Merck & Co., Inc.

FMR LLC MRK

Report date

3/31/2026

Quarter

2026 Q1

Filed

5/15/2026

Shares

44,516,010

Value ($000)

5,354,831

Weight

0.3%

2013 Q4 - 2026 Q1 (28 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2026 Q1	5/15/2026	5,354,831	0.3%	44,516,010	3/31/2026
2025 Q4	2/17/2026	4,298,457	0.2%	40,836,566	12/31/2025
2025 Q3	11/13/2025	2,805,507	0.1%	33,426,750	9/30/2025
2025 Q2	8/14/2025	2,498,775	0.1%	31,566,125	6/30/2025
2025 Q1	5/12/2025	2,855,090	0.2%	31,808,043	3/31/2025
2024 Q4	2/13/2025	3,716,630	0.2%	37,360,572	12/31/2024
2024 Q3	11/13/2024	5,644,648	0.3%	49,706,304	9/30/2024
2024 Q2	8/13/2024	6,270,873	0.4%	50,653,254	6/30/2024
2024 Q1	5/13/2024	6,883,953	0.5%	52,170,919	3/31/2024
2023 Q4	2/13/2024	4,666,058	0.4%	42,800,017	12/31/2023
2023 Q3	11/13/2023	3,927,048	0.3%	38,145,198	9/30/2023
2023 Q2	8/11/2023	4,496,131	0.4%	38,964,646	6/30/2023
2023 Q1	5/11/2023	3,801,839	0.3%	35,734,925	3/31/2023
2022 Q4	2/13/2023	3,045,908	0.3%	27,452,983	12/31/2022
2022 Q3	11/10/2022	1,997,729	0.2%	23,197,040	9/30/2022
2022 Q2	8/12/2022	2,037,608	0.2%	22,349,549	6/30/2022
2022 Q1	5/13/2022	1,192,437	0.1%	14,533,079	3/31/2022
2021 Q4	2/14/2022	1,078,323	0.1%	14,070,001	12/31/2021
2021 Q3	2/14/2022	802,767	0.1%	10,687,882	9/30/2021
2021 Q2	8/13/2021	805,532	0.1%	10,357,873	6/30/2021
2021 Q1	5/14/2021	477,365	0.0%	6,192,308	3/31/2021
2020 Q4	2/8/2021	623,326	0.1%	7,620,142	12/31/2020
2020 Q3	11/13/2020	1,006,990	0.1%	12,139,724	9/30/2020
2020 Q2	8/24/2020	1,002,015	0.1%	12,957,653	6/30/2020
2020 Q1	5/14/2020	993,754	0.1%	12,915,947	3/31/2020
2019 Q4	2/7/2020	1,135,622	0.1%	12,486,223	12/31/2019
2014 Q1	5/15/2014	3,379,985	0.5%	59,538,239	3/31/2014
2013 Q4	2/13/2014	2,666,257	0.4%	53,271,836	12/31/2013